cri-o/vendor/github.com/emicklei/go-restful/examples/restful-basic-authentication.go

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package main
import (
"github.com/emicklei/go-restful"
"io"
"net/http"
)
// This example shows how to create a (Route) Filter that performs Basic Authentication on the Http request.
//
// GET http://localhost:8080/secret
// and use admin,admin for the credentials
func main() {
ws := new(restful.WebService)
ws.Route(ws.GET("/secret").Filter(basicAuthenticate).To(secret))
restful.Add(ws)
http.ListenAndServe(":8080", nil)
}
func basicAuthenticate(req *restful.Request, resp *restful.Response, chain *restful.FilterChain) {
encoded := req.Request.Header.Get("Authorization")
// usr/pwd = admin/admin
// real code does some decoding
if len(encoded) == 0 || "Basic YWRtaW46YWRtaW4=" != encoded {
resp.AddHeader("WWW-Authenticate", "Basic realm=Protected Area")
resp.WriteErrorString(401, "401: Not Authorized")
return
}
chain.ProcessFilter(req, resp)
}
func secret(req *restful.Request, resp *restful.Response) {
io.WriteString(resp, "42")
}